From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Noam Postavsky Newsgroups: gmane.emacs.devel Subject: Re: How much do we care about undefined behavior triggered by invalid bytecode? Date: Tue, 22 May 2018 10:40:04 -0400 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Trace: blaine.gmane.org 1526999888 6915 195.159.176.226 (22 May 2018 14:38:08 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 22 May 2018 14:38:08 +0000 (UTC) Cc: Emacs developers To: Philipp Stephani Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue May 22 16:38:04 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fL8QO-0001j9-Cu for ged-emacs-devel@m.gmane.org; Tue, 22 May 2018 16:38:04 +0200 Original-Received: from localhost ([::1]:56146 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fL8SV-0000MR-Fc for ged-emacs-devel@m.gmane.org; Tue, 22 May 2018 10:40:15 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45970) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fL8SM-0000L3-2n for emacs-devel@gnu.org; Tue, 22 May 2018 10:40:06 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fL8SL-000745-Ea for emacs-devel@gnu.org; Tue, 22 May 2018 10:40:06 -0400 Original-Received: from mail-oi0-x233.google.com ([2607:f8b0:4003:c06::233]:33387) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fL8SL-00073t-AW for emacs-devel@gnu.org; Tue, 22 May 2018 10:40:05 -0400 Original-Received: by mail-oi0-x233.google.com with SMTP id k5-v6so16420758oiw.0 for ; Tue, 22 May 2018 07:40:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=8xNECLg9j2GcBvCtYHbdf0pfuL98WmNIauwvKvkFaL8=; b=f1SI/y2NUVcoJdeXrngBkuAhLeZCCjrx2wcbMCxsk+Sm4Klnmdwk9zirWDzwiMVLc3 qRR1fSlox4UWKPlT0GC7OFjTIUA0tmWqBrBBA0GisI/Z7Ww+XJ0gSuy5NxHZUJ4x6Qb+ fptpC/s4h63gxdQWBfJ7sDUVe4u60IVt/tI3AOkpkGZHGYphOLiibazVHKyI0GcA/sc9 bzTE8c+6jdiRtT/p8DLEnWhXfXAK+1tVJ1Vblx0mTBS9CMLdDZ/D27R4Brf/L1xA1xev yeRJT2xu70PI7mHkAWUSr3+pH8hIzmOx5UviOxoaIkH9i6yfKaaAfce7yWFrcuFWeurb oyiA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=8xNECLg9j2GcBvCtYHbdf0pfuL98WmNIauwvKvkFaL8=; b=EjqqKUijCZay0gSGWjxRYzOWvn8pagHteLeJAkdRoJ8IEN6FqLp5LEwHd0hLnWI9JQ 8JhrhJjZAF/6cS0FlNGfSFpSMWvlTEmxTaHK1Ig1hELfYc6atWXi3EGBdjeab0oHPd2/ zit5i7jrewoQ7txkk8RfUMiQY4u1ldZNIShFrZzneT1Ik8xCdlvVdIa4FSLziPPVkrqX V5FqoC/kJUzuBF89qtW0qeKw+qnnoCnUmRffs7OYUoir25EPFkj0EseEELp870TRNr8s pgQeqgFCRicVZEPXKoF/MBWJvWZrmg80LaRow0noPNvU3+JEJHk/sZf3qZz+b8ECWT70 em8w== X-Gm-Message-State: ALKqPwd+3QNKFmlLSO+zI3CH0h+0RmmIdvf4y3xdmSrJ0vVFD/ajviG1 5YAwZ4+SnsAfxaHY3PMFwcbar/uFBmpY+Y9x4Pk= X-Google-Smtp-Source: AB8JxZrUh6ptCKNGoStFQlvIv0WQCGug7yjXmnjfoLZ3SBy3WF6fiL2/DTfBV2PjU8j2/jkRiHN0pnMFOsAKZ8Wffdo= X-Received: by 2002:aca:2b14:: with SMTP id i20-v6mr13128839oik.239.1527000004551; Tue, 22 May 2018 07:40:04 -0700 (PDT) Original-Received: by 10.74.5.135 with HTTP; Tue, 22 May 2018 07:40:04 -0700 (PDT) In-Reply-To: X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4003:c06::233 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:225554 Archived-At: On 22 May 2018 at 10:04, Philipp Stephani wrote: > That refers only to calling bytecode objects, not to e.g. reading their > printed representation. Would it also apply to reading or other forms of > handling bytecode objects? If so, the documentation should say so. Oh, you meant just reading the object causes a crash? That sounds like a bug.